2. "[A] general term now technically employed for the photo-mechanical processes by which illustrations are reproduced in printing," Encyclopedia Britannica, 11th ed., s.v. "process" (1).
3. £83,844.35 when adjusted for inflation (1904 to Apr. 2025), according to the Bank of England inflation calculator.
4. "the" is supplied here despite being partially cut-off by a hole punch.
6. In 1904 Mrs. Hearst pulled back from her charitable giving due to mining losses. The Hearst Egyptian Expedition was canceled at this time.